Luoyang Xianheng Spring Machinery Co., Ltd specializes in the research, development, manufacture and sale of high precision spring machinery and spring, with more than 40 years of experience in spring equipment manufacturing, leading the development of spring machinery manufacture of large diameter springs, owned by the spring industry. Patent of more than 10 articles. We enjoy a very high reputation in the spring making machine manufacturing field in China. The springs we manufacture are also used in national military missiles.Our CSM series high precision CNC coil spring machine is specially designed for military, aerospace, automotive, hardware and other industries. Precise wire feeding, flexible adjustment, easy to operate. Relying on luoyang heavy industry base and modern advanced technology, we can provide you with the best efficient spring production solutions.